Patents by Inventor Jan Erik Sangro

Jan Erik Sangro has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Support sleeve for use in a tube coupling and a coupling housing for use together with said sleeve
    Publication number: 20040239110
    Abstract: A supporting sleeve that is to be used in a tube coupling. The supporting sleeve causes an internal stiffening against compression of the end of a tube inserted in the coupling. The supporting sleeve is a separate part that is mounted in a bore in the coupling. The supporting sleeve includes a deformable collar that externally is conical and narrows in the direction of insertion. The edge of the collar has a diameter mainly corresponding to or exceeding the diameter of the bore.
    Type: Application
    Filed: July 6, 2004
    Publication date: December 2, 2004
    Inventors: Egil Pedersen, Jan Erik Sangro